(4steps)
PrintForm
Definitions
Lemmas
int
2
Sections
StandardLIB
Doc
At:
mul
bounds
1b
a,b:
. 0 < a
b
By:
UnivCD
Generated subgoal:
1
1.
a:
2.
b:
0 < a
b
About:
(4steps)
PrintForm
Definitions
Lemmas
int
2
Sections
StandardLIB
Doc
0 < a
b 
a,b:. 0 < ab 0 < ab
